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Q. No.Which of the following come under the "Evil Quarter"?
| (a) Habitat loss and fragmentation | |
| (b) Over-exploitation | (c) Alien species invasion |
| (d) Mortality | (e) Competition |
Choose the correct answer from the options given below:
| 1. | (a), (c) and (d) | 2. | (b), (c) and (d) |
| 3. | (a), (b) and (c) | 4. | (a), (b) and (d) |
Subtopic: Loss of Biodiversity |
93%
Level 1: 80%+
NEET - 2022
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Species Area relationship is described by the following equation.
log S = log C + Z log A
where Z is:
| 1. | Area | 2. | Species richness |
| 3. | Slope of the line | 4. | Y-intercept |
Subtopic: Biodiversity Patterns |
76%
Level 2: 60%+
NEET - 2022
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Endemism refers to:
| 1. | Species richness | 2. | Species evenness |
| 3. | Species confined to that region | 4. | Species diversity |
Subtopic: In Situ Conservation of Biodiversity | Biodiversity Conservation |
80%
Level 1: 80%+
NEET - 2022
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Give the correct descending order of organisms with reference to their estimated number found in Amazon forest.
Choose the correct answer from the options given below:
| (a) Plants | (b) Invertebrates | (c) Fishes |
| (d) Mammals | (e) Birds |
| 1. | (a) > (b) > (e) > (d) > (c) | 2. | (a) > (c) > (d) > (b) > (e) |
| 3. | (b) > (a) > (e) > (d) > (c) | 4. | (b) > (a) > (c) > (e) > (d) |
Subtopic: Magnitude of Biodiversity |
62%
Level 2: 60%+
NEET - 2022
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The World Summit on sustainable development held in 2002 in Johannesburg, South Africa pledged for:
| 1. | A significant reduction in the current rate of biodiversity loss. |
| 2. | Declaration of more biodiversity hotspots. |
| 3. | Increase in agricultural production |
| 4. | Collection and preservation of seeds of different genetic strains of commercially important plants. |
Subtopic: Ex Situ Conservation of Biodiversity |
86%
Level 1: 80%+
NEET - 2022
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Match List-I with List-II :
Choose the correct answer from the options given below :
| List-I | List-II | ||
| (a) | Sacred groves | (i) | Alien species |
| (b) | Zoological park | (ii) | Release of large quantity of oxygen |
| (c) | Nile perch | (iii) | Ex-situ conservation |
| (d) | Amazon forest | (iv) | Khasi Hills in Meghalaya |
| (a) | (b) | (c) | (d) | |
| 1. | (iv) | (iii) | (i) | (ii) |
| 2. | (ii) | (iv) | (i) | (iii) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (iv) | (iii) | (ii) | (i) |
Subtopic: In Situ Conservation of Biodiversity |
93%
Level 1: 80%+
NEET - 2022
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Frugivorous birds are found in large numbers in tropical forests mainly because of :
| 1. | lack of niche specialisation |
| 2. | higher annual rainfall |
| 3. | availability of fruits throughout the year |
| 4. | temperature conducive for their breeding |
Subtopic: Biodiversity Patterns |
73%
Level 2: 60%+
NEET - 2022
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Western Ghats have a large number of plants and animal species that are not found anywhere else. Which of the following term is used to notify such species?
| 1. | Threatened species | 2. | Keystone species |
| 3. | Endemic species | 4. | Vulnerable species |
Subtopic: In Situ Conservation of Biodiversity |
84%
Level 1: 80%+
NEET - 2022
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According to Alexander von Humboldt :
| 1. | Species richness decreases with increasing area of exploration |
| 2. | Species richness increases with the increasing area, but only up to a limit |
| 3. | There is no relationship between species richness and the area explored |
| 4. | Species richness goes on increasing with increasing area of exploration |
Subtopic: Biodiversity Patterns |
84%
Level 1: 80%+
NEET - 2020
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Links
Which one of the following is not observed in biodiversity hotspots?
1. Lesser interspecific competition
2. Species richness
3. Endemism
4. Accelerated species loss
Subtopic: Magnitude of Biodiversity |
60%
Level 2: 60%+
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